<template>
    <div class="recommend" ref="recommend">
      <scroll ref="scroll" class="recommend-content" :data="discList">
        <div>
          <div v-if="recommends.length" class="slider-wrapper" ref="sliderWrapper">
            <slider>
              <!--插槽的作用就是任意插入控件-->
              <div v-for="(item, index) in recommends" :key="index">
                <a :href="item.linkUrl">
                  <img class="needsclick" @load="loadImage"  :src="item.picUrl">
                </a>
              </div>
            </slider>
          </div>
          <div class="recommend-list">
            <h1 class="list-title">热门歌曲推荐</h1>
            <ul>
              <li class="item" v-for="(item, index) in discList" :key="index">
                <div class="icon">
                  <img width="60" height="60" v-lazy="item.imgurl"/>
                </div>
                <div class="text">
                  <h2 class="name" v-html="item.creator.name"></h2>
                  <p class="desc" v-html="item.dissname"></p>
                </div>
              </li>
            </ul>
          </div>
      </div>
      <div class="loading-container" v-show="!discList.length">
        <loading></loading>
      </div>
      </scroll>
    </div>
</template>

<script type="text/ecmascript-6">
  import {getRecommend, getDiscList} from "../../api/recommend"
  import {ERR_OK} from "../../api/config"
  import Slider from 'base/slider/slider'
  import Scroll from 'base/scroll/scroll'
  import Loading from 'base/loading/loading'

  export default {
    data() {
      return{
        recommends: [],  // 定义推荐banner变量
        discList: []  // 推荐列表
      }
    },
    created() {
      this._getRecommend()

      this._getDiscList()
    },
    methods: {
      loadImage(){
        if(!this.checkloaded){
          this.checkloaded = true
          this.$refs.scroll.refresh()
        }
      },
      _getRecommend() {
        getRecommend().then((res) => {
          if(res.code == ERR_OK){
            this.recommends = res.data.slider
            console.log(this.recommends)
          }
        })
      },
      _getDiscList(){
        getDiscList().then((res) => {
          if(res.code === ERR_OK){
            this.discList = res.data.list
            console.log(this.discList)
          }
        })
      }
    },
    components: {
      Slider,
      Scroll,
      Loading
    }

  }
</script>

<style scoped lang="stylus" rel="stylesheet/stylus">
  @import "~common/stylus/variable"

  .recommend
    position fixed
    width 100%
    top: 88px
    bottom 0
    .recommend-content
      height 100%
      overflow hidden
      .slider-wrapper
        position relative
        width 100%
        overflow hidden

      .recommend-list
        .list-title
          height 65px
          line-height 65px
          text-align center
          font-size $font-size-medium
          color $color-theme
        .item
          display flex
          box-sizing border-box
          align-items center
          padding 0 20px 20px 20px
          .icon
            flex 0 0 60px
            width 60px
            padding-right 20px
          .text
            display flex
            flex-direction column
            justify-content center
            flex 1
            line-height 20px
            overflow hidden
            font-size $font-size-medium
            .name
              margin-bottom 10px
              color $color-text
            .desc
              color $color-text-d
      .loading-container
        position absolute
        width 100%
        top 50%
        transform translateY(-50%)
</style>
